Filtering by: Contributor Estes, E. Harvey (Edward Harvey), 1925- Remove constraint Contributor: Estes, E. Harvey (Edward Harvey), 1925- Contributor Yarmolinsky, Adam Remove constraint Contributor: Yarmolinsky, Adam Location Duke Medical Center Archives Remove constraint Location: Duke Medical Center Archives Collection PA Implementation Era (1966-1972) Remove constraint Collection: PA Implementation Era (1966-1972) Subject Ballenger, Martha D. Remove constraint Subject: Ballenger, Martha D. Subject Estes, E. Harvey (Edward Harvey), 1925- Remove constraint Subject: Estes, E. Harvey (Edward Harvey), 1925- Subject Hershey, Nathan Remove constraint Subject: Hershey, Nathan Year 1970 Remove constraint Year: 1970